Home / 30,470.67-45,373.06-29,349.66

Finding the Fourth Proportional to 30,470.67, 45,373.06 and 29,349.66

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Solution

The fourth proportional to 30,470.67, 45,373.06 and 29,349.66 is: 43,703.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,470.67 : 45,373.06 = 29,349.66 : x
  2. Step 2: Convert to fraction form
    30,470.67/45,373.06 = 29,349.66/x
  3. Step 3: Cross multiply
    30,470.67x = 45,373.06 × 29,349.66
  4. Step 4: Simplify right side
    30,470.67x = 1,331,683,884.16
  5. Step 5: Solve for x
    x = 1,331,683,884.16/30,470.67
  6. Step 6: Final answer
    x = 43,703.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.